private ExtensibleURLArtifactProcessor documentProcessor;
@Override
public void setUp() throws Exception {
AssemblyFactory factory = new DefaultAssemblyFactory();
TopologyFactory topologyFactory = new DefaultTopologyFactory();
URLArtifactProcessorExtensionPoint documentProcessors = new DefaultURLArtifactProcessorExtensionPoint(new DefaultModelFactoryExtensionPoint());
documentProcessor = new ExtensibleURLArtifactProcessor(documentProcessors);
// Create Stax processors